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Presentation and Summary of Significant Accounting Policies - Additional Information (Details 1)
Jun. 30, 2020
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2020-07-01  
Significant Accounting Policies [Line Items]  
Transaction price remaining performance obligations percentage 81.00%
Expected Recognition of revenue over remaining contract terms 12 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2021-01-01  
Significant Accounting Policies [Line Items]  
Transaction price remaining performance obligations percentage 81.00%
Expected Recognition of revenue over remaining contract terms 1 year